;;;晶振12MHZ,延時0.125秒



DELAY:MOV 72H,#10
LOOP3:MOV 71H,#100
LOOP1:MOV 70H,#60
LOOP0:DJNZ 70H,LOOP0
      DJNZ 71H,LOOP1
      MOV 70H,#46
LOOP2:DJNZ 70H,LOOP2
      NOP
      DJNZ 72H,LOOP3
      MOV 70H,#03
LOOP4:DJNZ 70H,LOOP4